Finding the Fourth Proportional to 19,386,593.19, 26,753,151.42 and 10,566,123.84
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Solution
The fourth proportional to 19,386,593.19, 26,753,151.42 and 10,566,123.84 is: 14,581,061.68
Step by Step Solution
- Step 1: Write the proportion equation
19,386,593.19 : 26,753,151.42 = 10,566,123.84 : x - Step 2: Convert to fraction form
19,386,593.19/26,753,151.42 = 10,566,123.84/x - Step 3: Cross multiply
19,386,593.19x = 26,753,151.42 × 10,566,123.84 - Step 4: Simplify right side
19,386,593.19x = 282,677,111,013,991.88 - Step 5: Solve for x
x = 282,677,111,013,991.88/19,386,593.19 - Step 6: Final answer
x = 14,581,061.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.